switch to bun

package.json

@@ -14,27 +14,25 @@
     "dev": "tsx watch src/app.ts",
     "lint": "oxlint .",
     "type": "tsc --noEmit",
-    "build": "rolldown src/app.ts --file dist/app.js --platform node --format esm --minify",
-    "tests": "vitest run"
+    "build": "bun build --target=bun --outfile dist/app.js src/app.ts",
+    "tests": "bun test"
   },
   "devDependencies": {
     "@prettier/plugin-oxc": "^0.0.4",
     "@types/bcrypt": "^6.0.0",
     "@types/node": "^24.2.1",
     "@types/pg": "^8.15.5",
-    "oxlint": "^1.12.0",
+    "@types/bun": "latest",
+    "oxlint": "^1.16.0",
     "prettier": "3.6.2",
-    "rolldown": "^1.0.0-beta.33",
-    "tsx": "^4.20.4",
-    "typescript": "^5.9.2",
-    "vitest": "^3.2.4"
+    "tsx": "^4.20.5",
+    "typescript": "^5.9.2"
   },
   "dependencies": {
-    "@hono/node-server": "^1.19.0",
-    "@hono/zod-validator": "^0.7.2",
+    "@hono/zod-validator": "^0.7.3",
     "bcrypt": "^6.0.0",
-    "hono": "^4.9.2",
+    "hono": "^4.9.8",
     "pg": "^8.16.3",
-    "zod": "^4.0.17"
+    "zod": "^4.1.11"
   }
 }